Home›Asteroids›339391 2005 BC21339391 2005 BC21Main-belt minor planetDesignation(339391) 2005 BC21ClassMain-beltSemi-major axis2.6238709 AUEccentricity0.1140621Inclination4.73923°Absolute magnitude (H)16.79Perihelion2.325 AUAphelion2.923 AU